/*
  AJAX functions to dynamically load content
*/ 
var httpConn;
var target;
function removeObj(trg)
  {
  document.getElementById(trg).innerHTML="";
  }
function getContent(goUrl,id)
  {
  target=id;/*
  examine_url=goUrl.split("/");
  if (examine_url.length > 3){
    alert("more than three");
    } return;*/
  if (goUrl.indexOf("_js")==-1) {return;}
  httpConn=GetObject();
  httpConn.onreadystatechange=chkState;
  httpConn.open("GET",goUrl,true);
  httpConn.send(null);
  }
function chkState()
  {
  if (httpConn.readyState==4 || httpConn.readyState=="complete")
    {
    processReturn(httpConn.responseText);
    }
  }
function GetObject()
  {
  var oXHttp=null;
  if (window.XMLHttpRequest)
    {
    oXHttp=new XMLHttpRequest();
    }
  else if (window.ActiveXObject)
    {
    oXHttp=new ActiveXObject("Microsoft.XMLHTTP");
    }
    return oXHttp;
  }
function processReturn(data)
  {
  document.getElementById(target).innerHTML=unescape(data);
  }

/*
  end AJAX functions
*/